Home / 40,485.11-60,727.46-10,900.40

Finding the Fourth Proportional to 40,485.11, 60,727.46 and 10,900.40

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Solution

The fourth proportional to 40,485.11, 60,727.46 and 10,900.40 is: 16,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.11 : 60,727.46 = 10,900.40 : x
  2. Step 2: Convert to fraction form
    40,485.11/60,727.46 = 10,900.40/x
  3. Step 3: Cross multiply
    40,485.11x = 60,727.46 × 10,900.40
  4. Step 4: Simplify right side
    40,485.11x = 661,953,246.84
  5. Step 5: Solve for x
    x = 661,953,246.84/40,485.11
  6. Step 6: Final answer
    x = 16,350.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.